In a way it's funny if people over-analyse a movie. If they put more meaning into the movie than the director has intended. Why just can't the reality shown in

In a way it's funny if people over-analyse a movie. If they put more meaning into the movie than the director has intended. Why just can't the reality shown in Inception be the reality, and the spinning top at the end just a gag, in the way that the director doesn't show us long enough the spinning top to see, if it falls or not? So the spinning top at the end could be seen as an encouragement to think about your own reality.